13031387520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{165541}}^1$

素因数の和:165604

約数の個数: 128

約数和(自身を含む): 42550915680

約数和(自身を除く): 29519528160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3936, 4920, 5248, 6560, 7872, 9840, 13120, 15744, 19680, 26240, 39360, 78720, 165541, 331082, 496623, 662164, 827705, 993246, 1324328, 1655410, 1986492, 2483115, 2648656, 3310820, 3972984, 4966230, 5297312, 6621640, 6787181, 7945968, 9932460, 10594624, 13243280, 13574362, 15891936, 19864920, 20361543, 21189248, 26486560, 27148724, 31783872, 33935905, 39729840, 40723086, 52973120, 54297448, 63567744, 67871810, 79459680, 81446172, 101807715, 105946240, 108594896, 135743620, 158919360, 162892344, 203615430, 217189792, 271487240, 317838720, 325784688, 407230860, 434379584, 542974480, 651569376, 814461720, 868759168, 1085948960, 1303138752, 1628923440, 2171897920, 2606277504, 3257846880, 4343795840, 6515693760, 13031387520]

約数ペア:

[(1, 13031387520), (2, 6515693760), (3, 4343795840), (4, 3257846880), (5, 2606277504), (6, 2171897920), (8, 1628923440), (10, 1303138752), (12, 1085948960), (15, 868759168), (16, 814461720), (20, 651569376), (24, 542974480), (30, 434379584), (32, 407230860), (40, 325784688), (41, 317838720), (48, 271487240), (60, 217189792), (64, 203615430), (80, 162892344), (82, 158919360), (96, 135743620), (120, 108594896), (123, 105946240), (128, 101807715), (160, 81446172), (164, 79459680), (192, 67871810), (205, 63567744), (240, 54297448), (246, 52973120), (320, 40723086), (328, 39729840), (384, 33935905), (410, 31783872), (480, 27148724), (492, 26486560), (615, 21189248), (640, 20361543), (656, 19864920), (820, 15891936), (960, 13574362), (984, 13243280), (1230, 10594624), (1312, 9932460), (1640, 7945968), (1920, 6787181), (1968, 6621640), (2460, 5297312), (2624, 4966230), (3280, 3972984), (3936, 3310820), (4920, 2648656), (5248, 2483115), (6560, 1986492), (7872, 1655410), (9840, 1324328), (13120, 993246), (15744, 827705), (19680, 662164), (26240, 496623), (39360, 331082), (78720, 165541)]